Save Our Earth!
你是一名“地球小卫士”，需要帮助市民解决环境问题。
● Who Is the Water Waster?
Look at these four kids. One is wasting water. Can you find out who it is?
| Kid | Action |
|-------|-----------------------------------------|
| Amy | Turns off the tap when brushing teeth. |
| Ben | Takes a show for an hour. |
| Cindy | Uses leftover water to water plants. |
| David | Uses a bucket to wash the car. |
Question: Who is wasting water?
Answer:
● Hey, little Earth helpers! Let’s count how many plastic bags our class used in one week.
| Monday | Tuesday | Wednesday | Thursday | Friday |
|--------|---------|-----------|----------|--------|
| 8 bags | 6 bags | bags| 5 bags | 4 bags |
Question 1: How many plastic bags did our class use in one week?
Answer:
Question 2: If everyone starts to reuse paper bags next week, how many plastic bags can we save?
Answer:
Question 3: Write a fun sentence to tell your friends to use fewer plastic bags.
Answer:
(Example: Let’s reuse paper bags and give plastic bags a vacation!)
Well done! You’re a maths star and an Earth hero!

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